63272938149 has 6 divisors (see below), whose sum is σ = 91394244006. Its totient is φ = 42181958760.

The previous prime is 63272938147. The next prime is 63272938159. The reversal of 63272938149 is 94183927236.

It can be written as a sum of positive squares in only one way, i.e., 39477716100 + 23795222049 = 198690^2 + 154257^2 .

It is not a de Polignac number, because 63272938149 - 2¹ = 63272938147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63272938095 and 63272938104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63272938147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3515163222 + ... + 3515163239.

It is an arithmetic number, because the mean of its divisors is an integer number (15232374001).

Almost surely, 2^63272938149 is an apocalyptic number.

It is an amenable number.

63272938149 is a deficient number, since it is larger than the sum of its proper divisors (28121305857).

63272938149 is a wasteful number, since it uses less digits than its factorization.

63272938149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7030326467 (or 7030326464 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 63272938149 in words is "sixty-three billion, two hundred seventy-two million, nine hundred thirty-eight thousand, one hundred forty-nine".